[INFO] cloning repository https://github.com/SingularCrane/raytracing-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SingularCrane/raytracing-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSingularCrane%2Fraytracing-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSingularCrane%2Fraytracing-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dd6f7635f4eb10b252f5a36c3855c1dc66827091
[INFO] testing SingularCrane/raytracing-rust against beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSingularCrane%2Fraytracing-rust" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SingularCrane/raytracing-rust on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SingularCrane/raytracing-rust
[INFO] finished tweaking git repo https://github.com/SingularCrane/raytracing-rust
[INFO] tweaked toml for git repo https://github.com/SingularCrane/raytracing-rust written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/SingularCrane/raytracing-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 40218ee4a54d7086ee106e07691c54ca0f05f9ad5317bbdac9b55bc1cfe79841
[INFO] running `Command { std: "docker" "start" "-a" "40218ee4a54d7086ee106e07691c54ca0f05f9ad5317bbdac9b55bc1cfe79841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40218ee4a54d7086ee106e07691c54ca0f05f9ad5317bbdac9b55bc1cfe79841", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40218ee4a54d7086ee106e07691c54ca0f05f9ad5317bbdac9b55bc1cfe79841", kill_on_drop: false }`
[INFO] [stdout] 40218ee4a54d7086ee106e07691c54ca0f05f9ad5317bbdac9b55bc1cfe79841
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 81b9141213248dda52aa90776de9d7721322689b9bef5b60f0155abed2fd61e9
[INFO] running `Command { std: "docker" "start" "-a" "81b9141213248dda52aa90776de9d7721322689b9bef5b60f0155abed2fd61e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rayon-core v1.9.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling rayon v1.5.1
[INFO] [stderr]    Compiling jpeg-decoder v0.1.22
[INFO] [stderr]    Compiling tiff v0.6.1
[INFO] [stderr]    Compiling image v0.23.14
[INFO] [stderr]    Compiling raytracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `metal`
[INFO] [stdout]    --> src/main.rs:211:9
[INFO] [stdout]     |
[INFO] [stdout] 211 |     let metal = Arc::new(Metal::new(Color::new(0.8, 0.85, 0.88), 0.1));
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_metal`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `aspect_ratio` is never read
[INFO] [stdout]    --> src/main.rs:428:13
[INFO] [stdout]     |
[INFO] [stdout] 428 |     let mut aspect_ratio = 16.0 / 9.0;
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `image_width` is never read
[INFO] [stdout]    --> src/main.rs:429:13
[INFO] [stdout]     |
[INFO] [stdout] 429 |     let mut image_width = 600;
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `background` is never read
[INFO] [stdout]    --> src/main.rs:430:13
[INFO] [stdout]     |
[INFO] [stdout] 430 |     let mut background = Color::new(0.7, 0.8, 1.0);
[INFO] [stdout]     |             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lookfrom` is never read
[INFO] [stdout]    --> src/main.rs:431:13
[INFO] [stdout]     |
[INFO] [stdout] 431 |     let mut lookfrom = Point3::new(13.0, 2.0, 3.0);
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lookat` is never read
[INFO] [stdout]    --> src/main.rs:432:13
[INFO] [stdout]     |
[INFO] [stdout] 432 |     let mut lookat = Point3::new(0.0, 0.0, 0.0);
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `dist_to_focus` is never read
[INFO] [stdout]    --> src/main.rs:433:13
[INFO] [stdout]     |
[INFO] [stdout] 433 |     let mut dist_to_focus = 10.0;
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `aperture` is never read
[INFO] [stdout]    --> src/main.rs:434:13
[INFO] [stdout]     |
[INFO] [stdout] 434 |     let mut aperture = 0.0;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `vfov` is never read
[INFO] [stdout]    --> src/main.rs:436:13
[INFO] [stdout]     |
[INFO] [stdout] 436 |     let mut vfov = 20.0;
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `samples_per_pixel` is never read
[INFO] [stdout]    --> src/main.rs:438:13
[INFO] [stdout]     |
[INFO] [stdout] 438 |     let mut samples_per_pixel = 1000;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `uu`
[INFO] [stdout]   --> src/perlin.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let uu = u * u * (3. - 2. * u);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_uu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vv`
[INFO] [stdout]   --> src/perlin.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let vv = v * v * (3. - 2. * v);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_vv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ww`
[INFO] [stdout]   --> src/perlin.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let ww = w * w * (3. - 2. * w);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_ww`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/texture.rs:96:37
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn value(&self, u: f64, v: f64, p: Point3) -> Color {
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/perlin.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut u = p.x() - p.x().floor();
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/perlin.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let mut v = p.y() - p.y().floor();
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/perlin.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut w = p.z() - p.z().floor();
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bvh.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_from_list`
[INFO] [stdout]   --> src/bvh.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn new_from_list(objects: HittableList, time0: f64, time1: f64) -> BVHNode {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_from_vec`
[INFO] [stdout]   --> src/bvh.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new_from_vec(mut objects: Vec<Arc<dyn Hittable>>, time0: f64, time1: f64) -> BVHNode {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `box_compare`
[INFO] [stdout]   --> src/bvh.rs:94:4
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn box_compare(a: Arc<dyn Hittable>, b: Arc<dyn Hittable>, axis: usize) -> std::cmp::Ordering {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `box_x_compare`
[INFO] [stdout]    --> src/bvh.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn box_x_compare(a: Arc<dyn Hittable>, b: Arc<dyn Hittable>) -> std::cmp::Ordering {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `box_y_compare`
[INFO] [stdout]    --> src/bvh.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn box_y_compare(a: Arc<dyn Hittable>, b: Arc<dyn Hittable>) -> std::cmp::Ordering {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `box_z_compare`
[INFO] [stdout]    --> src/bvh.rs:109:4
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn box_z_compare(a: Arc<dyn Hittable>, b: Arc<dyn Hittable>) -> std::cmp::Ordering {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/constant_medium.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(boundary: Arc<dyn Hittable>, phase_function: Arc<dyn Material>, density: f64) -> ConstantMedium {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_from_list`
[INFO] [stdout]   --> src/hittable_list.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new_from_list(object: Arc<dyn Hittable>) -> HittableList {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_textured`
[INFO] [stdout]    --> src/material.rs:143:12
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn new_textured(emit: Arc<dyn Texture>) -> DiffuseLight {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `local`
[INFO] [stdout]   --> src/onb.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn local(&self, a: f64, b: f64, c: f64) -> Vec3 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `POINT_COUNT`
[INFO] [stdout]  --> src/perlin.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const POINT_COUNT: usize = 256;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/perlin.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new() -> Perlin {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/sphere.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn new(cen0: Point3, cen1: Point3, time0: f64, time1: f64, radius: f64, material: Arc<dyn Material>) -> MovingSphere {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_rgb`
[INFO] [stdout]   --> src/texture.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn new_rgb(r: f64, g: f64, b: f64) -> SolidColor {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_solid`
[INFO] [stdout]   --> src/texture.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn new_solid(c1: Color, c2: Color) -> CheckerTexture {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/texture.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn new() -> NoiseTexture {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_scaled`
[INFO] [stdout]   --> src/texture.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn new_scaled(scale: f64) -> NoiseTexture {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/texture.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn new(p: &std::path::Path) -> ImageTexture {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 36 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.70s
[INFO] running `Command { std: "docker" "inspect" "81b9141213248dda52aa90776de9d7721322689b9bef5b60f0155abed2fd61e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81b9141213248dda52aa90776de9d7721322689b9bef5b60f0155abed2fd61e9", kill_on_drop: false }`
[INFO] [stdout] 81b9141213248dda52aa90776de9d7721322689b9bef5b60f0155abed2fd61e9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 440eb8731e7391f700241e80cdc95303ce98fdd3b0308206f574293ff2c9f9a7
[INFO] running `Command { std: "docker" "start" "-a" "440eb8731e7391f700241e80cdc95303ce98fdd3b0308206f574293ff2c9f9a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling raytracing v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `metal`
[INFO] [stdout]    --> src/main.rs:211:9
[INFO] [stdout]     |
[INFO] [stdout] 211 |     let metal = Arc::new(Metal::new(Color::new(0.8, 0.85, 0.88), 0.1));
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_metal`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `aspect_ratio` is never read
[INFO] [stdout]    --> src/main.rs:428:13
[INFO] [stdout]     |
[INFO] [stdout] 428 |     let mut aspect_ratio = 16.0 / 9.0;
[INFO] [stdout]     |             ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `image_width` is never read
[INFO] [stdout]    --> src/main.rs:429:13
[INFO] [stdout]     |
[INFO] [stdout] 429 |     let mut image_width = 600;
[INFO] [stdout]     |             ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `background` is never read
[INFO] [stdout]    --> src/main.rs:430:13
[INFO] [stdout]     |
[INFO] [stdout] 430 |     let mut background = Color::new(0.7, 0.8, 1.0);
[INFO] [stdout]     |             ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lookfrom` is never read
[INFO] [stdout]    --> src/main.rs:431:13
[INFO] [stdout]     |
[INFO] [stdout] 431 |     let mut lookfrom = Point3::new(13.0, 2.0, 3.0);
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `lookat` is never read
[INFO] [stdout]    --> src/main.rs:432:13
[INFO] [stdout]     |
[INFO] [stdout] 432 |     let mut lookat = Point3::new(0.0, 0.0, 0.0);
[INFO] [stdout]     |             ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `dist_to_focus` is never read
[INFO] [stdout]    --> src/main.rs:433:13
[INFO] [stdout]     |
[INFO] [stdout] 433 |     let mut dist_to_focus = 10.0;
[INFO] [stdout]     |             ^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `aperture` is never read
[INFO] [stdout]    --> src/main.rs:434:13
[INFO] [stdout]     |
[INFO] [stdout] 434 |     let mut aperture = 0.0;
[INFO] [stdout]     |             ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `vfov` is never read
[INFO] [stdout]    --> src/main.rs:436:13
[INFO] [stdout]     |
[INFO] [stdout] 436 |     let mut vfov = 20.0;
[INFO] [stdout]     |             ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `samples_per_pixel` is never read
[INFO] [stdout]    --> src/main.rs:438:13
[INFO] [stdout]     |
[INFO] [stdout] 438 |     let mut samples_per_pixel = 1000;
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `uu`
[INFO] [stdout]   --> src/perlin.rs:87:9
[INFO] [stdout]    |
[INFO] [stdout] 87 |     let uu = u * u * (3. - 2. * u);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_uu`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `vv`
[INFO] [stdout]   --> src/perlin.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |     let vv = v * v * (3. - 2. * v);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_vv`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ww`
[INFO] [stdout]   --> src/perlin.rs:89:9
[INFO] [stdout]    |
[INFO] [stdout] 89 |     let ww = w * w * (3. - 2. * w);
[INFO] [stdout]    |         ^^ help: if this is intentional, prefix it with an underscore: `_ww`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `p`
[INFO] [stdout]   --> src/texture.rs:96:37
[INFO] [stdout]    |
[INFO] [stdout] 96 |     fn value(&self, u: f64, v: f64, p: Point3) -> Color {
[INFO] [stdout]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/perlin.rs:46:13
[INFO] [stdout]    |
[INFO] [stdout] 46 |         let mut u = p.x() - p.x().floor();
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/perlin.rs:47:13
[INFO] [stdout]    |
[INFO] [stdout] 47 |         let mut v = p.y() - p.y().floor();
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/perlin.rs:48:13
[INFO] [stdout]    |
[INFO] [stdout] 48 |         let mut w = p.z() - p.z().floor();
[INFO] [stdout]    |             ----^
[INFO] [stdout]    |             |
[INFO] [stdout]    |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/bvh.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new(
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_from_list`
[INFO] [stdout]   --> src/bvh.rs:31:12
[INFO] [stdout]    |
[INFO] [stdout] 31 |     pub fn new_from_list(objects: HittableList, time0: f64, time1: f64) -> BVHNode {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_from_vec`
[INFO] [stdout]   --> src/bvh.rs:35:12
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub fn new_from_vec(mut objects: Vec<Arc<dyn Hittable>>, time0: f64, time1: f64) -> BVHNode {
[INFO] [stdout]    |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `box_compare`
[INFO] [stdout]   --> src/bvh.rs:94:4
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn box_compare(a: Arc<dyn Hittable>, b: Arc<dyn Hittable>, axis: usize) -> std::cmp::Ordering {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `box_x_compare`
[INFO] [stdout]    --> src/bvh.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn box_x_compare(a: Arc<dyn Hittable>, b: Arc<dyn Hittable>) -> std::cmp::Ordering {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `box_y_compare`
[INFO] [stdout]    --> src/bvh.rs:105:4
[INFO] [stdout]     |
[INFO] [stdout] 105 | fn box_y_compare(a: Arc<dyn Hittable>, b: Arc<dyn Hittable>) -> std::cmp::Ordering {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `box_z_compare`
[INFO] [stdout]    --> src/bvh.rs:109:4
[INFO] [stdout]     |
[INFO] [stdout] 109 | fn box_z_compare(a: Arc<dyn Hittable>, b: Arc<dyn Hittable>) -> std::cmp::Ordering {
[INFO] [stdout]     |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/constant_medium.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 16 |     pub fn new(boundary: Arc<dyn Hittable>, phase_function: Arc<dyn Material>, density: f64) -> ConstantMedium {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_from_list`
[INFO] [stdout]   --> src/hittable_list.rs:13:12
[INFO] [stdout]    |
[INFO] [stdout] 13 |     pub fn new_from_list(object: Arc<dyn Hittable>) -> HittableList {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_textured`
[INFO] [stdout]    --> src/material.rs:143:12
[INFO] [stdout]     |
[INFO] [stdout] 143 |     pub fn new_textured(emit: Arc<dyn Texture>) -> DiffuseLight {
[INFO] [stdout]     |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `local`
[INFO] [stdout]   --> src/onb.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 20 |     pub fn local(&self, a: f64, b: f64, c: f64) -> Vec3 {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: constant is never used: `POINT_COUNT`
[INFO] [stdout]  --> src/perlin.rs:5:1
[INFO] [stdout]   |
[INFO] [stdout] 5 | const POINT_COUNT: usize = 256;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/perlin.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn new() -> Perlin {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/sphere.rs:89:12
[INFO] [stdout]    |
[INFO] [stdout] 89 |     pub fn new(cen0: Point3, cen1: Point3, time0: f64, time1: f64, radius: f64, material: Arc<dyn Material>) -> MovingSphere {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_rgb`
[INFO] [stdout]   --> src/texture.rs:23:12
[INFO] [stdout]    |
[INFO] [stdout] 23 |     pub fn new_rgb(r: f64, g: f64, b: f64) -> SolidColor {
[INFO] [stdout]    |            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_solid`
[INFO] [stdout]   --> src/texture.rs:42:12
[INFO] [stdout]    |
[INFO] [stdout] 42 |     pub fn new_solid(c1: Color, c2: Color) -> CheckerTexture {
[INFO] [stdout]    |            ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/texture.rs:74:12
[INFO] [stdout]    |
[INFO] [stdout] 74 |     pub fn new() -> NoiseTexture {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new_scaled`
[INFO] [stdout]   --> src/texture.rs:81:12
[INFO] [stdout]    |
[INFO] [stdout] 81 |     pub fn new_scaled(scale: f64) -> NoiseTexture {
[INFO] [stdout]    |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]    --> src/texture.rs:117:12
[INFO] [stdout]     |
[INFO] [stdout] 117 |     pub fn new(p: &std::path::Path) -> ImageTexture {
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 36 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.65s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/raytracing-afd90381a87e3676)
[INFO] running `Command { std: "docker" "inspect" "440eb8731e7391f700241e80cdc95303ce98fdd3b0308206f574293ff2c9f9a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "440eb8731e7391f700241e80cdc95303ce98fdd3b0308206f574293ff2c9f9a7", kill_on_drop: false }`
[INFO] [stdout] 440eb8731e7391f700241e80cdc95303ce98fdd3b0308206f574293ff2c9f9a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a57d65b117e7d9c2c7ddbaa74c3cb4577da4f8875048fa8925183897cbbefd39
[INFO] running `Command { std: "docker" "start" "-a" "a57d65b117e7d9c2c7ddbaa74c3cb4577da4f8875048fa8925183897cbbefd39", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `metal`
[INFO] [stderr]    --> src/main.rs:211:9
[INFO] [stderr]     |
[INFO] [stderr] 211 |     let metal = Arc::new(Metal::new(Color::new(0.8, 0.85, 0.88), 0.1));
[INFO] [stderr]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_metal`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `aspect_ratio` is never read
[INFO] [stderr]    --> src/main.rs:428:13
[INFO] [stderr]     |
[INFO] [stderr] 428 |     let mut aspect_ratio = 16.0 / 9.0;
[INFO] [stderr]     |             ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `image_width` is never read
[INFO] [stderr]    --> src/main.rs:429:13
[INFO] [stderr]     |
[INFO] [stderr] 429 |     let mut image_width = 600;
[INFO] [stderr]     |             ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `background` is never read
[INFO] [stderr]    --> src/main.rs:430:13
[INFO] [stderr]     |
[INFO] [stderr] 430 |     let mut background = Color::new(0.7, 0.8, 1.0);
[INFO] [stderr]     |             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `lookfrom` is never read
[INFO] [stderr]    --> src/main.rs:431:13
[INFO] [stderr]     |
[INFO] [stderr] 431 |     let mut lookfrom = Point3::new(13.0, 2.0, 3.0);
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `lookat` is never read
[INFO] [stderr]    --> src/main.rs:432:13
[INFO] [stderr]     |
[INFO] [stderr] 432 |     let mut lookat = Point3::new(0.0, 0.0, 0.0);
[INFO] [stderr]     |             ^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `dist_to_focus` is never read
[INFO] [stderr]    --> src/main.rs:433:13
[INFO] [stderr]     |
[INFO] [stderr] 433 |     let mut dist_to_focus = 10.0;
[INFO] [stderr]     |             ^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `aperture` is never read
[INFO] [stderr]    --> src/main.rs:434:13
[INFO] [stderr]     |
[INFO] [stderr] 434 |     let mut aperture = 0.0;
[INFO] [stderr]     |             ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `vfov` is never read
[INFO] [stderr]    --> src/main.rs:436:13
[INFO] [stderr]     |
[INFO] [stderr] 436 |     let mut vfov = 20.0;
[INFO] [stderr]     |             ^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `samples_per_pixel` is never read
[INFO] [stderr]    --> src/main.rs:438:13
[INFO] [stderr]     |
[INFO] [stderr] 438 |     let mut samples_per_pixel = 1000;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `uu`
[INFO] [stderr]   --> src/perlin.rs:87:9
[INFO] [stderr]    |
[INFO] [stderr] 87 |     let uu = u * u * (3. - 2. * u);
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_uu`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `vv`
[INFO] [stderr]   --> src/perlin.rs:88:9
[INFO] [stderr]    |
[INFO] [stderr] 88 |     let vv = v * v * (3. - 2. * v);
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_vv`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ww`
[INFO] [stderr]   --> src/perlin.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |     let ww = w * w * (3. - 2. * w);
[INFO] [stderr]    |         ^^ help: if this is intentional, prefix it with an underscore: `_ww`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `p`
[INFO] [stderr]   --> src/texture.rs:96:37
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn value(&self, u: f64, v: f64, p: Point3) -> Color {
[INFO] [stderr]    |                                     ^ help: if this is intentional, prefix it with an underscore: `_p`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/perlin.rs:46:13
[INFO] [stderr]    |
[INFO] [stderr] 46 |         let mut u = p.x() - p.x().floor();
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/perlin.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |         let mut v = p.y() - p.y().floor();
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/perlin.rs:48:13
[INFO] [stderr]    |
[INFO] [stderr] 48 |         let mut w = p.z() - p.z().floor();
[INFO] [stderr]    |             ----^
[INFO] [stderr]    |             |
[INFO] [stderr]    |             help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/bvh.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new(
[INFO] [stderr]    |            ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_from_list`
[INFO] [stderr]   --> src/bvh.rs:31:12
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn new_from_list(objects: HittableList, time0: f64, time1: f64) -> BVHNode {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_from_vec`
[INFO] [stderr]   --> src/bvh.rs:35:12
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub fn new_from_vec(mut objects: Vec<Arc<dyn Hittable>>, time0: f64, time1: f64) -> BVHNode {
[INFO] [stderr]    |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `box_compare`
[INFO] [stderr]   --> src/bvh.rs:94:4
[INFO] [stderr]    |
[INFO] [stderr] 94 | fn box_compare(a: Arc<dyn Hittable>, b: Arc<dyn Hittable>, axis: usize) -> std::cmp::Ordering {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `box_x_compare`
[INFO] [stderr]    --> src/bvh.rs:101:4
[INFO] [stderr]     |
[INFO] [stderr] 101 | fn box_x_compare(a: Arc<dyn Hittable>, b: Arc<dyn Hittable>) -> std::cmp::Ordering {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `box_y_compare`
[INFO] [stderr]    --> src/bvh.rs:105:4
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn box_y_compare(a: Arc<dyn Hittable>, b: Arc<dyn Hittable>) -> std::cmp::Ordering {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `box_z_compare`
[INFO] [stderr]    --> src/bvh.rs:109:4
[INFO] [stderr]     |
[INFO] [stderr] 109 | fn box_z_compare(a: Arc<dyn Hittable>, b: Arc<dyn Hittable>) -> std::cmp::Ordering {
[INFO] [stderr]     |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/constant_medium.rs:16:12
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub fn new(boundary: Arc<dyn Hittable>, phase_function: Arc<dyn Material>, density: f64) -> ConstantMedium {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_from_list`
[INFO] [stderr]   --> src/hittable_list.rs:13:12
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub fn new_from_list(object: Arc<dyn Hittable>) -> HittableList {
[INFO] [stderr]    |            ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_textured`
[INFO] [stderr]    --> src/material.rs:143:12
[INFO] [stderr]     |
[INFO] [stderr] 143 |     pub fn new_textured(emit: Arc<dyn Texture>) -> DiffuseLight {
[INFO] [stderr]     |            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `local`
[INFO] [stderr]   --> src/onb.rs:20:12
[INFO] [stderr]    |
[INFO] [stderr] 20 |     pub fn local(&self, a: f64, b: f64, c: f64) -> Vec3 {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant is never used: `POINT_COUNT`
[INFO] [stderr]  --> src/perlin.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | const POINT_COUNT: usize = 256;
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/perlin.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn new() -> Perlin {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/sphere.rs:89:12
[INFO] [stderr]    |
[INFO] [stderr] 89 |     pub fn new(cen0: Point3, cen1: Point3, time0: f64, time1: f64, radius: f64, material: Arc<dyn Material>) -> MovingSphere {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_rgb`
[INFO] [stderr]   --> src/texture.rs:23:12
[INFO] [stderr]    |
[INFO] [stderr] 23 |     pub fn new_rgb(r: f64, g: f64, b: f64) -> SolidColor {
[INFO] [stderr]    |            ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_solid`
[INFO] [stderr]   --> src/texture.rs:42:12
[INFO] [stderr]    |
[INFO] [stderr] 42 |     pub fn new_solid(c1: Color, c2: Color) -> CheckerTexture {
[INFO] [stderr]    |            ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]   --> src/texture.rs:74:12
[INFO] [stderr]    |
[INFO] [stderr] 74 |     pub fn new() -> NoiseTexture {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new_scaled`
[INFO] [stderr]   --> src/texture.rs:81:12
[INFO] [stderr]    |
[INFO] [stderr] 81 |     pub fn new_scaled(scale: f64) -> NoiseTexture {
[INFO] [stderr]    |            ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `new`
[INFO] [stderr]    --> src/texture.rs:117:12
[INFO] [stderr]     |
[INFO] [stderr] 117 |     pub fn new(p: &std::path::Path) -> ImageTexture {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `raytracing` (bin "raytracing" test) generated 36 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/raytracing-afd90381a87e3676)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a57d65b117e7d9c2c7ddbaa74c3cb4577da4f8875048fa8925183897cbbefd39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a57d65b117e7d9c2c7ddbaa74c3cb4577da4f8875048fa8925183897cbbefd39", kill_on_drop: false }`
[INFO] [stdout] a57d65b117e7d9c2c7ddbaa74c3cb4577da4f8875048fa8925183897cbbefd39